Re: Index suggestion needed for performance improvement
Posted by:
Rick James
Date: October 02, 2015 09:14PM
* Use VARCHAR, not CHAR, unless the string is really fixed length.
* Remove LEFT, it seems to be irrelevant.
* COUNT(*) instead of COUNT(content.record_num) since record_num is NOT NULL
* INDEX(anonymous, uploader)
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September 23, 2015 11:49AM
Re: Index suggestion needed for performance improvement
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